AND THE FINALISTS ARE... - With only one week left to determine the Cycle 21 contestants, the semi-finalists tackle a rigorous Los Angeles subway challenge to model various seasons in a limited amount of time. World renowned photographer Yu Tsai is introduced as the cycle's photo shoot creative consultant. Later, things get steamy during a nighttime photo shoot at the beach, where the final 14 are selected by Tyra Banks and the judges from the portraits taken (#2102). Original airdate 8/25/2014.